function makeHoverButtons() {
			for (var a = 0; a < arguments.length; a += 2) {
				var img = document.getElementById(arguments[a]);

				img.defaultSrc = img.src;
				img.hoverImg = new Image();
				img.hoverImg.src = arguments[a + 1];

				img.onmouseover = function () { this.src = this.hoverImg.src; };
				img.onmouseout = function () { this.src = this.defaultSrc; };
			}
		}

		function fixTitles() {
			var imgs = document.getElementsByTagName("img");

			for (var i = 0; i < imgs.length; i++) {
				if (!imgs[i].title) {
					imgs[i].title = "";
				}
			}
		}